Lead Full-Stack Software Engineer (Java + ReactJS)

We are looking for a Lead Full-Stack Software Engineer with expertise in Java and ReactJS to help design and deliver modern web applications across a React frontend and Spring Boot backend. You will guide technical execution, build reusable components and APIs, and ensure quality from development through deployment. Responsibilities Lead end-to-end development across ReactJS frontend and Java/Spring Boot backend Design and implement scalable APIs, including authentication and database connectivity Build reusable UI components and shared frontend patterns Architect responsive, mobile-first user experiences using modern web standards Implement backend persistence and business logic using Spring Data JPA Write unit tests using an appropriate unit test framework and ensure code quality Debug and troubleshoot issues across browsers, frontend, and backend Collaborate with the team to deliver features through design, development, and deployment Evaluate and adopt new technologies when needed to meet project goals Requirements Bachelor's degree in Computer Science, Information Systems, or Engineering 5+ years of full-stack development experience in modern web technologies At least 1 year of relevant leadership experience Proficiency in HTML5, CSS3, and JavaScript Expertise in React, Redux, and Webpack Skills in TypeScript and Micro-Frontend architecture Background in Java, Spring Boot, and JPA Understanding of API design, authentication, and microservices Knowledge of responsive design and mobile-first development principles Familiarity with browser testing and debugging tools Capability to write reusable components and unit test cases Strong debugging and problem-solving skills, with the ability to work both independently and collaboratively Good work ethic, self-starter mindset, and results-oriented approach Excellent command of written and spoken English (B2+ level) Nice to have Knowledge of software development lifecycle (SDLC) methodologies such as Agile and Waterfall EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.